
// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
// 
//   http://www.apache.org/licenses/LICENSE-2.0
// 
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

/**
 * AUTO-GENERATED FILE. DO NOT MODIFY.
 */

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
// 
//   http://www.apache.org/licenses/LICENSE-2.0
// 
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.
import { each, isString, createHashMap, hasOwn } from 'zrender/lib/core/util.js';
import parseGeoJson from './parseGeoJson.js'; // Built-in GEO fixer.

import fixNanhai from './fix/nanhai.js';
import fixTextCoord from './fix/textCoord.js';
import fixDiaoyuIsland from './fix/diaoyuIsland.js';
import BoundingRect from 'zrender/lib/core/BoundingRect.js';
var DEFAULT_NAME_PROPERTY = 'name';

var GeoJSONResource =
/** @class */
function () {
	function GeoJSONResource(mapName, geoJSON, specialAreas) {
		this.type = 'geoJSON';
		this._parsedMap = createHashMap();
		this._mapName = mapName;
		this._specialAreas = specialAreas; // PENDING: delay the parse to the first usage to rapid up the FMP?

		this._geoJSON = parseInput(geoJSON);
	}
	/**
   * @param nameMap can be null/undefined
   * @param nameProperty can be null/undefined
   */

	GeoJSONResource.prototype.load = function (nameMap, nameProperty) {
		nameProperty = nameProperty || DEFAULT_NAME_PROPERTY;

		var parsed = this._parsedMap.get(nameProperty);

		if (!parsed) {
			var rawRegions = this._parseToRegions(nameProperty);

			parsed = this._parsedMap.set(nameProperty, {
				regions: rawRegions,
				boundingRect: calculateBoundingRect(rawRegions)
			});
		}

		var regionsMap = createHashMap();
		var finalRegions = [];
		each(parsed.regions, function (region) {
			var regionName = region.name; // Try use the alias in geoNameMap

			if (nameMap && hasOwn(nameMap, regionName)) {
				region = region.cloneShallow(regionName = nameMap[regionName]);
			}

			finalRegions.push(region);
			regionsMap.set(regionName, region);
		});
		return {
			regions: finalRegions,
			boundingRect: parsed.boundingRect || new BoundingRect(0, 0, 0, 0),
			regionsMap: regionsMap
		};
	};

	GeoJSONResource.prototype._parseToRegions = function (nameProperty) {
		var mapName = this._mapName;
		var geoJSON = this._geoJSON;
		var rawRegions; // https://jsperf.com/try-catch-performance-overhead

		try {
			rawRegions = geoJSON ? parseGeoJson(geoJSON, nameProperty) : [];
		} catch (e) {
			throw new Error('Invalid geoJson format\n' + e.message);
		}

		fixNanhai(mapName, rawRegions);
		each(rawRegions, function (region) {
			var regionName = region.name;
			fixTextCoord(mapName, region);
			fixDiaoyuIsland(mapName, region); // Some area like Alaska in USA map needs to be tansformed
			// to look better

			var specialArea = this._specialAreas && this._specialAreas[regionName];

			if (specialArea) {
				region.transformTo(specialArea.left, specialArea.top, specialArea.width, specialArea.height);
			}
		}, this);
		return rawRegions;
	};
	/**
   * Only for exporting to users.
   * **MUST NOT** used internally.
   */

	GeoJSONResource.prototype.getMapForUser = function () {
		return {
			// For backward compatibility, use geoJson
			// PENDING: it has been returning them without clone.
			// do we need to avoid outsite modification?
			geoJson: this._geoJSON,
			geoJSON: this._geoJSON,
			specialAreas: this._specialAreas
		};
	};

	return GeoJSONResource;
}();

export { GeoJSONResource };

function calculateBoundingRect(regions) {
	var rect;

	for (var i = 0; i < regions.length; i++) {
		var regionRect = regions[i].getBoundingRect();
		rect = rect || regionRect.clone();
		rect.union(regionRect);
	}

	return rect;
}

function parseInput(source) {
	return !isString(source) ? source : typeof JSON !== 'undefined' && JSON.parse ? JSON.parse(source) : new Function('return (' + source + ');')();
}